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The Nb−Zr (Niobium−Zirconium) system | Semantic Scholar

Journal of Phase Equilibria and Diffusion. 2022. The Nb-Zr system was reassessed based on calculated theoretical data and available thermodynamic and phase equilibria data.

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Niobium Alloys - an overview | ScienceDirect Topics

Niobium Alloys. For most of the Nb alloys, the research focused on improving the high-temperature strength and oxidation resistance without degrading the inherently good

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The Nb−Zr (Niobium−Zirconium) system | SpringerLink

198261 · 72Eff: Van Effenterre, P., “Study of the Equilibrium Diagram and Structural Transformations Obtained by Quenching at Different Rates or Tempering of Zr−Nb Alloys

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: J. P. Abriata, J. C. Bolcich

Zirconium-Niobium Alloy | Density, Strength,

2023322 · The Zr + 1% Nb alloy of type N-1 E-110 is used for fuel element claddings, the Zr + 2.5% Nb alloy of type E-125 is applied for tubes of assembly channels. The cladding material for the new 17×17 fuel

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Nb-Ti-Zr alloys for orthopedic implants - Taomei Zhang,

2020114 · However, little attention has been paid to high Nb-containing biomedical alloys. Here, the 50 wt.%Nb-XTi-Zr ternary alloy (x = 20wt.%, 30 wt.%, 40 wt.%) with

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Niobium Zirconium Alloy | AMERICAN ELEMENTS

Available alloy forms include sheets and plates, discs, foils, rods, tubes, and other shapes. American Elements can produce niobium-zirconium alloy in various standard ratios of

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Zirconium – Niobium Alloys |

Zirconium alloys with niobium are used as claddings of fuel elements of VVER and RBMK reactors. These alloys are the basic material of the assembly channel of the RBMK

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Niobium Zirconium (Nb-Zr) Alloy Sheet - Special Metal

2021525 · Niobium-Zirconium alloys (Nb-1Zr) and PWC-11 alloys (Nb-1Zr-0.1C) have been used in the SP-100 design as basic materials for lithium coolant boundaries,

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Superconductivity of Zr-Nb-Si amorphous alloys -

:. Superconducting amorphous alloys with high strength and good ductility have been found in rapidly quenched alloys of the Zr-Nb-Si system. These alloys were produced in

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[2208.10678] Theory of Nb-Zr Alloy Superconductivity and

2022823 · Niobium-zirconium (Nb-Zr) alloy is an old superconductor that is a promising new candidate for superconducting radio-frequency (SRF) cavity applications. Using density-functional and Eliashberg...

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Optimized interatomic potential for atomistic simulation

202191 · Introduction. Diverse Zr-based alloys have been widely used as structural materials tailored for a wide range of substantial applications. In particular, profitable characteristics of some Zr-Nb alloy including the low neutron absorption capacity, appropriate mechanical properties and a good corrosion resistance made this alloy a key

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Mechanical properties and microstructural characteristics

2022113 · The present study is on the improved monotonic response of a severely deformed niobium-based alloy. Nb-1Zr alloy was processed at room temperature using equal channel angular extrusion and cold rolling. After 16 passes, a more than 2.5 times increase in yield strength is accompanied by a ductility level exceeding the as-received

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Energetics of binary Zr–Nb, Zr–Sn and Nb–Sn alloys and

202131 · By studying Zr–Nb alloys it was shown the very low solubility of zirconium in bcc niobium [8]. It also was shown the positive binding energy of pair Zr–Zr in bcc Nb-based alloy and Nb–Nb in hcp Zr-based alloy, meaning attractive interactions. The characterization of second phases in the Zr–Nb alloys was performed in Refs. [11], [12].

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Effect of tungsten and zirconium on structure and

The individual and combined effects of W and Zr additions on macrostructure, microstructure and mechanical properties of Nb have been investigated. Nb, Nb-10 wt% W, Nb-2.5 wt% Zr and Nb-10 wt% W-2.5 wt% Zr alloy ingots were prepared by electron beam drip melting using high purity Nb, W and Zr rods. Additions of W and Zr resulted in significant

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Microstructure and mechanical properties of as-cast

2011121 · The microstructures, mechanical properties, and magnetic susceptibilities of the as-cast Zr– (0–24)Nb alloys were evaluated to determine the effects of the phase composition on their mechanical properties and magnetic susceptibilities. The α′ phase was predominantly formed in Zr–Nb alloys with an Nb content less than 6 mass%.

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The Nb−Zr (Niobium−Zirconium) system | SpringerLink

198261 · 72Eff: Van Effenterre, P., “Study of the Equilibrium Diagram and Structural Transformations Obtained by Quenching at Different Rates or Tempering of Zr−Nb Alloys (0–55% Nb)”, Report CEA-R-4330, Atomic Energy

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Developments in the production of Zirconium 2.5

20071115 · The terminal solid solubility (TSS) of hydrogen in the Zr–2.5 wt. % Nb alloy has been determined by measuring the decomposition pressures of several Zr–2.5 wt.% Nb alloys containing hydrogen ...

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Creep Strength of Niobium Alloys, Nb-1%Zr and PWC

202086 · CREEP STRENGTH OF NIOBIUM ALLOYS, Nb-l%Zr AND PNC-II Robert H. Titran National Aeronautics and Space Administration Lewis Research Center Cleveland, OH 44135 INTRODUCTION Space power requirements for future civilian and military missions will range from multikilowatts to megawatts of electricity. Nuclear reactor power

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Effect of niobium on the mechanical strength of the laser

2023325 · The material used in this study was a 0.25 wt% La 2 O 3 dispersion-reinforced Mo alloy manufactured by Jinduicheng Molybdenum Co., Ltd. The specific shape and dimensions of the clad tube and end plug are shown in Fig. 1 (a). The addition of Nb was carried out in the form of rings (Fig. 1 (b)), and the Nb ring was preset on the step on

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[2208.10678] Theory of Nb-Zr Alloy Superconductivity and

2022823 · Niobium-zirconium (Nb-Zr) alloy is an old superconductor that is a promising new candidate for superconducting radio-frequency (SRF) cavity applications. Using density-functional and Eliashberg...

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Effect of tungsten and zirconium on structure and

The individual and combined effects of W and Zr additions on macrostructure, microstructure and mechanical properties of Nb have been investigated. Nb, Nb-10 wt% W, Nb-2.5 wt% Zr and Nb-10 wt% W-2.5 wt% Zr alloy ingots were prepared by electron beam drip melting using high purity Nb, W and Zr rods. Additions of W and Zr resulted in significant

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The Nb−Zr (Niobium−Zirconium) system | SpringerLink

198261 · 72Eff: Van Effenterre, P., “Study of the Equilibrium Diagram and Structural Transformations Obtained by Quenching at Different Rates or Tempering of Zr−Nb Alloys (0–55% Nb)”, Report CEA-R-4330, Atomic Energy

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Oxidation behavior of Niobium in oxide layers of

201211 · In order to characterize the amount of oxidized Nb as function of oxide depth in Zr–0.4Nb alloy, microbeam (0.2 m spatial resolution) XANES measurements were performed at the Advanced Photon ...

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Preparation and Characterization of Nb-1Zr-0.1C Alloy

2020725 · Preferable refractory alloys for use in liquid metal and gas-cooled space reactors include Nb–1%Zr, PWC-11, Mo–TZM, Mo–xRe where x varies from 7% to 44.5%, T-111 and ASTAR-811C.

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Preparation and Characterization of Nb-1Zr-0.1C Alloy

2020102 · The alloy was vacuum annealed at 1350–1800 °C to study the stability of Nb 2 C and Nb(Zr)C carbide precipitates in the microstructure. Compression creep tests conducted at 900 and 1000 °C revealed a stress exponent value of 2 and activation energy of 508 kJ/mol. NbSi 2 -based coatings were developed on the Nb-1Zr-0.1C alloy tubes

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Niobium Zirconium (Nb-Zr) Alloy Sheet - Special Metal

2021525 · Niobium-Zirconium alloys (Nb-1Zr) and PWC-11 alloys (Nb-1Zr-0.1C) have been used in the SP-100 design as basic materials for lithium coolant boundaries, reactor shells and parts inside fuel casings. Nb-1Zr alloy has 50% higher yield strength than pure Niobium and has the same corrosion resistance as pure Niobium in many solutions.

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Superconductivity of Zr-Nb-Si amorphous alloys -

:. Superconducting amorphous alloys with high strength and good ductility have been found in rapidly quenched alloys of the Zr-Nb-Si system. These alloys were produced in a continuous ribbon form of 1 to 2 mm width and 0.02 to 0.03 mm thickness using a modified single roller quenching apparatus. The amorphous alloys were formed over the ...

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Nb-Ti-Zr-Mo ALLOYS FOR MEDICAL AND DENTAL DEVICES

:The present invention is a medical implant or device (2) fabricated, in any manner, from a niobium (Nb) - titanium (Ti) - zirconium (Zr) - Molybednum (Mo) alloy (NbTiZrMo alloy). The implant or device has components at least partially fabricated from a metal alloy comprising a) between about 29 and 70 weight percent Nb; b) between ...

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What are Thermal Properties of Zirconium Alloys – Definition

1  · The Zr + 1% Nb alloy of type N-1 E-110 is used for fuel element claddings, the Zr + 2.5% Nb alloy of type E-125 is applied for tubes of assembly channels. Zirconium – Tin Alloys. Zirconium alloys, in which tin is the basic alloying element, provides improvement of their mechanical properties, have a wide distribution in the USA. A common ...

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[2208.10678] Theory of Nb-Zr Alloy Superconductivity and

2022823 · Niobium-zirconium (Nb-Zr) alloy is an old superconductor that is a promising new candidate for superconducting radio-frequency (SRF) cavity applications. Using density-functional and Eliashberg...

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Distribution of niobium atoms in self-interstitial

2020529 · The Zr–Nb alloys are widely used structural materials of modern nuclear power plants, where they undergo a significant neutron irradiation. In the present work, the cascades of atomic displacements in the Zr–n%Nb binary alloy (n = 0.5%, 1%, 1.5%, 2%, 2.5%, 3%) at temperatures 0 and 600K are studied by means of the molecular dynamics ...

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Effect of tungsten and zirconium on structure and

The individual and combined effects of W and Zr additions on macrostructure, microstructure and mechanical properties of Nb have been investigated. Nb, Nb-10 wt% W, Nb-2.5 wt% Zr and Nb-10 wt% W-2.5 wt% Zr alloy ingots were prepared by electron beam drip melting using high purity Nb, W and Zr rods. Additions of W and Zr resulted in significant

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Effect of niobium on the mechanical strength of the laser

2023325 · The material used in this study was a 0.25 wt% La 2 O 3 dispersion-reinforced Mo alloy manufactured by Jinduicheng Molybdenum Co., Ltd. The specific shape and dimensions of the clad tube and end plug are shown in Fig. 1 (a). The addition of Nb was carried out in the form of rings (Fig. 1 (b)), and the Nb ring was preset on the step on

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Preparation and Characterization of Nb-1Zr-0.1C Alloy

2020725 · Preferable refractory alloys for use in liquid metal and gas-cooled space reactors include Nb–1%Zr, PWC-11, Mo–TZM, Mo–xRe where x varies from 7% to 44.5%, T-111 and ASTAR-811C.

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Record-High Superconductivity in Niobium–Titanium Alloy

201917 · The extraordinary superconductivity has been observed in a pressurized commercial niobium–titanium alloy. Its zero-resistance superconductivity persists from ambient pressure to the pressure as high as 261.7 GPa, a record-high pressure up to which a known superconducting state can continuously survive.

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Niobium Zirconium (Nb-Zr) Alloy Sheet - Special Metal

2021525 · Niobium-Zirconium alloys (Nb-1Zr) and PWC-11 alloys (Nb-1Zr-0.1C) have been used in the SP-100 design as basic materials for lithium coolant boundaries, reactor shells and parts inside fuel casings. Nb-1Zr alloy has 50% higher yield strength than pure Niobium and has the same corrosion resistance as pure Niobium in many solutions.

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20171030 · Niobium 55% Titanium alloy,Nb-Cb752 alloy , Nb-HF alloy,Nb-W alloy 3500 16:25:38 Niobium Honerywell supplier-tantalum, niobium, tungsten, molybdenum ,zirconium and

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What is Composition of Zirconium Alloys – Definition

2023323 · Composition of Zirconium Alloys. Zirconium is usually alloyed with alloyed with niobium or tin to obtain excellent corrosion properties. The Zr + 1% Nb alloy of type N-1 E-110 is used for fuel element claddings. Pure zirconium is a lustrous, grey-white, strong transition metal that resembles hafnium and, to a lesser extent, titanium.

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Superconductivity of Zr-Nb-Si amorphous alloys -

:. Superconducting amorphous alloys with high strength and good ductility have been found in rapidly quenched alloys of the Zr-Nb-Si system. These alloys were produced in a continuous ribbon form of 1 to 2 mm width and 0.02 to 0.03 mm thickness using a modified single roller quenching apparatus. The amorphous alloys were formed over the ...

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